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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file newgrf_airport.h NewGRF handling of airports. */
#ifndef NEWGRF_AIRPORT_H
#define NEWGRF_AIRPORT_H
#include "date_type.h"
#include "map_type.h"
#include "strings_type.h"
#include "newgrf_commons.h"
/* Copy from station_map.h */
typedef byte StationGfx;
/** Tile-offset / AirportTileID pair. */
struct AirportTileTable {
TileIndexDiffC ti; ///< Tile offset from the top-most airport tile.
StationGfx gfx; ///< AirportTile to use for this tile.
};
/** List of default airport classes. */
enum AirportClassID {
APC_BEGIN = 0, ///< Lowest valid airport class id
APC_SMALL = 0, ///< id for small airports class
APC_LARGE, ///< id for large airports class
APC_HUB, ///< id for hub airports class
APC_HELIPORT, ///< id for heliports
APC_MAX = 16, ///< maximum number of airport classes
};
/** Allow incrementing of AirportClassID variables */
DECLARE_POSTFIX_INCREMENT(AirportClassID)
/** TTDP airport types. Used to map our types to TTDPatch's */
enum TTDPAirportType {
ATP_TTDP_SMALL, ///< Same as AT_SMALL
ATP_TTDP_LARGE, ///< Same as AT_LARGE
ATP_TTDP_HELIPORT, ///< Same as AT_HELIPORT
ATP_TTDP_OILRIG, ///< Same as AT_OILRIG
};
/** A list of all hangar tiles in an airport */
struct HangarTileTable {
TileIndexDiffC ti; ///< Tile offset from the top-most airport tile.
byte hangar_num; ///< The hanger to which this tile belongs.
};
/**
* Defines the data structure for an airport.
*/
struct AirportSpec {
const struct AirportFTAClass *fsm; ///< the finite statemachine for the default airports
const AirportTileTable * const *table; ///< list of the tiles composing the airport
byte num_table; ///< number of elements in the table
const HangarTileTable *depot_table; ///< gives the position of the depots on the airports
byte nof_depots; ///< the number of hangar tiles in this airport
byte size_x; ///< size of airport in x direction
byte size_y; ///< size of airport in y direction
byte noise_level; ///< noise that this airport generates
byte catchment; ///< catchment area of this airport
Year min_year; ///< first year the airport is available
Year max_year; ///< last year the airport is available
StringID name; ///< name of this airport
TTDPAirportType ttd_airport_type; ///< ttdpatch airport type (Small/Large/Helipad/Oilrig)
AirportClassID aclass; ///< the class to which this airport type belongs
/* Newgrf data */
bool enabled; ///< entity still avaible (by default true).newgrf can disable it, though
GRFFileProps grf_prop; ///< properties related the the grf file
static const AirportSpec *Get(byte type);
static AirportSpec *GetWithoutOverride(byte type);
bool IsAvailable() const;
static void ResetAirports();
/** Get the index of this spec. */
byte GetIndex() const
{
assert(this >= specs && this < endof(specs));
return (byte)(this - specs);
}
static AirportSpec dummy;
private:
static AirportSpec specs[NUM_AIRPORTS];
};
/** Information related to airport classes. */
struct AirportClass {
uint32 id; ///< ID of this class, e.g. 'SMAL', 'LARG', 'HUB_', 'HELI', etc.
StringID name; ///< name of this class
uint airports; ///< number of airports in this class
AirportSpec **spec; ///< array of airport specifications
};
void ResetAirportClasses();
AirportClassID AllocateAirportClass(uint32 cls);
void SetAirportClassName(AirportClassID id, StringID name);
StringID GetAirportClassName(AirportClassID id);
uint GetNumAirportClasses();
uint GetNumAirportsInClass(AirportClassID id);
void BindAirportSpecs();
const AirportSpec *GetAirportSpecFromClass(AirportClassID aclass, uint airport);
#endif /* NEWGRF_AIRPORT_H */
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